IEC 60099-6 Ed. 2.0 b:2019

IEC 60099-6 Ed. 2.0 b:2019 Surge arresters - Part 6: Surge arresters containing both series and parallel gapped structures - Rated 52 kV and less
standard by International Electrotechnical Commission, 05/22/2019

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Full Description

IEC 60099-6 basically applies to all metal-oxide surge arresters with gaps and housed in either porcelain or polymeric housings. This standard also specifies requirements and tests for metal-oxide surge arresters with internal series gaps,with rated voltages of 52KV and below.